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How many pigments are seen when leaf pigments are separated by paper chromatography, as described in NCERT?
Your answer:
Correct answer: (b)
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Explanation
Why (b) is correct
A paper chromatogram of leaf pigments shows four pigments: chlorophyll a, chlorophyll b, xanthophylls and carotenoids.
Why the other options are wrong
- (a) · your answer Only four are described in NCERT.
- (c) · your answer Three is too few; there are four.
- (d) · your answer Two is too few; there are four.
NCERT point: Chlorophyll a: bright or blue-green; chlorophyll b: yellow-green; xanthophylls: yellow; carotenoids: yellow to yellow-orange.
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